FR2377144B1 - - Google Patents
Info
- Publication number
- FR2377144B1 FR2377144B1 FR7801222A FR7801222A FR2377144B1 FR 2377144 B1 FR2377144 B1 FR 2377144B1 FR 7801222 A FR7801222 A FR 7801222A FR 7801222 A FR7801222 A FR 7801222A FR 2377144 B1 FR2377144 B1 FR 2377144B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/82—Other details
- A01D34/826—Noise reduction means
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/73—Cutting apparatus
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D2101/00—Lawn-mowers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B1/00—Engines characterised by fuel-air mixture compression
- F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
- F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Sawing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7700499A SE402854B (sv) | 1977-01-18 | 1977-01-18 | Bullerdempande anordning vid roterande klippsystem |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2377144A1 FR2377144A1 (fr) | 1978-08-11 |
FR2377144B1 true FR2377144B1 (zh) | 1982-10-29 |
Family
ID=20330207
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7801222A Granted FR2377144A1 (fr) | 1977-01-18 | 1978-01-17 | Agencement d'amortissement du bruit dans des dispositifs rotatifs de coupe |
Country Status (8)
Country | Link |
---|---|
US (1) | US4214426A (zh) |
DE (1) | DE2800546C2 (zh) |
DK (1) | DK146971C (zh) |
FR (1) | FR2377144A1 (zh) |
GB (1) | GB1594129A (zh) |
IT (1) | IT1091837B (zh) |
NO (1) | NO139286C (zh) |
SE (1) | SE402854B (zh) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2921249C2 (de) * | 1979-05-25 | 1982-08-12 | Hans 5231 Woldert Göbler | Horizontalmesser für Rasenmäher |
USRE32377E (en) * | 1982-07-26 | 1987-03-24 | Outboard Marine Corporation | Cutter blade for pneumatically transporting grass clippings |
US4559769A (en) * | 1982-07-26 | 1985-12-24 | Outboard Marine Corporation | Cutter blade for pneumatically transporting grass clippings |
US4779407A (en) * | 1986-11-21 | 1988-10-25 | Pattee John G | Rotatable member, replaceable components therefor, and methods of constructing and utilizing same |
FR2611422A1 (fr) * | 1987-03-05 | 1988-09-09 | Margerides Sa Forges | Lame de tondeuse a gazon rotative comportant des moyens d'abaissement du niveau sonore |
GB2215176B (en) * | 1988-02-15 | 1992-09-16 | Barrus E P Ltd | Lawnmower |
US4924665A (en) * | 1988-12-19 | 1990-05-15 | Crosley Gilbert O | Lawn mower blade assembly |
US4930981A (en) * | 1989-08-18 | 1990-06-05 | Walker Manufacturing Company | Low noise impeller |
US5284006A (en) * | 1992-06-11 | 1994-02-08 | White Consolidated Industries, Inc. | Combination mower blade |
GB2281593A (en) * | 1993-09-03 | 1995-03-08 | Tygar Co Ltd | Fan blade. |
GB2282645A (en) * | 1993-10-11 | 1995-04-12 | Tygar Co Ltd | Fan blade. |
US5615542A (en) * | 1995-05-30 | 1997-04-01 | The Toro Company | Mulching blade for lawn mower |
US5775078A (en) * | 1996-07-19 | 1998-07-07 | Warren; Richard C. | Rotary lawn mower |
US6301868B1 (en) | 1999-08-26 | 2001-10-16 | James D. Siplinger | Vortex reducing mower blade |
GB2361034A (en) * | 2000-04-05 | 2001-10-10 | Hansen Transmissions Int | Air impellor formed from sheet material |
US6679039B2 (en) * | 2001-09-06 | 2004-01-20 | Murray Inc. | Rotary mower blade |
US6953398B1 (en) | 2002-04-12 | 2005-10-11 | Fisher Barton Blades, Inc. | Chopping blade |
GB2400089B (en) * | 2003-04-04 | 2006-07-26 | Adrian Alexander Hubbard | High lift and high strength aerofoil section |
GB2411567A (en) * | 2004-03-04 | 2005-09-07 | Electrolux Outdoor Prod Ltd | Lawnmower blade |
US7200982B2 (en) * | 2004-07-01 | 2007-04-10 | Briggs & Stratton Corporation | Blade slippage apparatus |
JP5252070B2 (ja) * | 2011-12-28 | 2013-07-31 | ダイキン工業株式会社 | 軸流ファン |
US20130199148A1 (en) * | 2012-02-08 | 2013-08-08 | Felix A. Goudeau, JR. | Cutting Blade Method and Apparatus |
JP5859869B2 (ja) * | 2012-02-10 | 2016-02-16 | 本田技研工業株式会社 | 芝刈り機 |
DE102012203560A1 (de) * | 2012-03-07 | 2013-09-12 | Sabo - Maschinenfabrik Gmbh | Messerbalken und Mähgerät oder Mähwerk |
CN102972144B (zh) * | 2012-12-19 | 2015-04-15 | 长铃集团有限公司 | 一种环保型割草机刀片 |
JP6151659B2 (ja) * | 2014-03-27 | 2017-06-21 | 本田技研工業株式会社 | 芝刈機 |
JP6243273B2 (ja) * | 2014-03-27 | 2017-12-06 | 本田技研工業株式会社 | 芝刈機 |
CN105265113A (zh) * | 2015-10-13 | 2016-01-27 | 习水县群兴养殖农民专业合作社 | 盘式切割机切割机构 |
AU2017282030B2 (en) * | 2016-06-24 | 2023-04-06 | Mtd Products Inc | High-efficiency cutting system |
US10757858B2 (en) * | 2017-09-01 | 2020-09-01 | Drew Robb | Bush hog cutting and threshing blade |
AU2018346586A1 (en) | 2017-10-06 | 2020-03-12 | Mtd Products Inc | High-efficiency lawn maintenance tool and high-efficiency cutting blade |
JP7390947B2 (ja) * | 2020-03-23 | 2023-12-04 | 本田技研工業株式会社 | 芝刈機 |
WO2024086839A2 (en) * | 2022-10-20 | 2024-04-25 | Briggs & Stratton, Llc | Rotary cutting blade |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2484511A (en) * | 1948-10-29 | 1949-10-11 | Fabio G Halphen Jr | Centrifugal rotary lawn mower blade |
US2799985A (en) * | 1954-05-26 | 1957-07-23 | Motor Wheel Corp | Rotary lawn mower safety blade |
US2902814A (en) * | 1957-08-16 | 1959-09-08 | Worthington Mower Company | Cutting assembly for rotary power mowers |
US2908128A (en) * | 1957-11-26 | 1959-10-13 | Daniel A Mauro | Cutting device for rotary mowers |
US3117633A (en) * | 1960-04-15 | 1964-01-14 | Robert P Hosek | Lawn treating machines |
US3080697A (en) * | 1960-12-30 | 1963-03-12 | Daniel A Mauro | Cutting blade for rotary mower |
US3035359A (en) * | 1961-06-23 | 1962-05-22 | Harold W Ewert | Snow removing attachment for power mowers |
US3078573A (en) * | 1962-03-12 | 1963-02-26 | Kern Paul Ervin | Disk type cutter |
US3315451A (en) * | 1963-06-05 | 1967-04-25 | Hill Gilbert | Mower blade |
US3191371A (en) * | 1963-12-26 | 1965-06-29 | William A Brewer | Airfoils for rotary lawn mower |
US3327460A (en) * | 1964-09-30 | 1967-06-27 | Arnold S Blackstone | Blade assembly for a rotary mower |
US3320733A (en) * | 1965-09-09 | 1967-05-23 | Ralph D Kirk | Rotary lawn mower blade mounting structure |
US3717985A (en) * | 1968-08-21 | 1973-02-27 | Dayco Corp | Mower blade |
GB1220652A (en) * | 1969-04-02 | 1971-01-27 | Hayters Ltd | Improvements relating to rotary mowers |
US3690051A (en) * | 1971-12-28 | 1972-09-12 | Black & Decker Mfg Co | Safety lawnmower blade |
US3869848A (en) * | 1973-07-18 | 1975-03-11 | Outboard Marine Corp | Rotary mower having quiet cutter blade |
-
1977
- 1977-01-18 SE SE7700499A patent/SE402854B/xx not_active IP Right Cessation
-
1978
- 1978-01-07 DE DE2800546A patent/DE2800546C2/de not_active Expired
- 1978-01-09 NO NO780067A patent/NO139286C/no unknown
- 1978-01-12 GB GB1301/78A patent/GB1594129A/en not_active Expired
- 1978-01-12 DK DK14178A patent/DK146971C/da not_active IP Right Cessation
- 1978-01-13 IT IT19228/78A patent/IT1091837B/it active
- 1978-01-13 US US05/869,054 patent/US4214426A/en not_active Expired - Lifetime
- 1978-01-17 FR FR7801222A patent/FR2377144A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
NO139286C (no) | 1979-02-07 |
FR2377144A1 (fr) | 1978-08-11 |
IT7819228A0 (it) | 1978-01-13 |
DE2800546C2 (de) | 1982-12-30 |
SE7700499L (sv) | 1978-07-19 |
NO139286B (no) | 1978-10-30 |
GB1594129A (en) | 1981-07-30 |
SE402854B (sv) | 1978-07-24 |
NO780067L (no) | 1978-07-19 |
DK14178A (da) | 1978-07-19 |
DK146971B (da) | 1984-03-05 |
US4214426A (en) | 1980-07-29 |
DE2800546A1 (de) | 1978-07-27 |
DK146971C (da) | 1984-08-20 |
IT1091837B (it) | 1985-07-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |